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authorWilmer van der Gaast <wilmer@gaast.net>2006-06-25 14:15:42 +0200
committerWilmer van der Gaast <wilmer@gaast.net>2006-06-25 14:15:42 +0200
commitdf1694b9559d4abec748b0506b5f44e684d022a8 (patch)
tree4a86737f6edc6a72c0cf8ddf6c946c64c36572b4 /protocols/ssl_gnutls.c
parent812a41362a9316da1734fdaa8b1aad36bde9cb5c (diff)
Moving all generic files to lib/ instead of having some in / and some in
protocols/, and adding RC4 code.
Diffstat (limited to 'protocols/ssl_gnutls.c')
-rw-r--r--protocols/ssl_gnutls.c206
1 files changed, 0 insertions, 206 deletions
diff --git a/protocols/ssl_gnutls.c b/protocols/ssl_gnutls.c
deleted file mode 100644
index 3ebe1756..00000000
--- a/protocols/ssl_gnutls.c
+++ /dev/null
@@ -1,206 +0,0 @@
- /********************************************************************\
- * BitlBee -- An IRC to other IM-networks gateway *
- * *
- * Copyright 2002-2004 Wilmer van der Gaast and others *
- \********************************************************************/
-
-/* SSL module - GnuTLS version */
-
-/*
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License with
- the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
- if not, write to the Free Software Foundation, Inc., 59 Temple Place,
- Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <gnutls/gnutls.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include "proxy.h"
-#include "ssl_client.h"
-#include "sock.h"
-#include "stdlib.h"
-
-int ssl_errno = 0;
-
-static gboolean initialized = FALSE;
-
-struct scd
-{
- ssl_input_function func;
- gpointer data;
- int fd;
- gboolean established;
- int inpa;
-
- gnutls_session session;
- gnutls_certificate_credentials xcred;
-};
-
-static gboolean ssl_connected( gpointer data, gint source, b_input_condition cond );
-
-
-void *ssl_connect( char *host, int port, ssl_input_function func, gpointer data )
-{
- struct scd *conn = g_new0( struct scd, 1 );
-
- conn->fd = proxy_connect( host, port, ssl_connected, conn );
- conn->func = func;
- conn->data = data;
- conn->inpa = -1;
-
- if( conn->fd < 0 )
- {
- g_free( conn );
- return( NULL );
- }
-
- if( !initialized )
- {
- gnutls_global_init();
- initialized = TRUE;
- atexit( gnutls_global_deinit );
- }
-
- gnutls_certificate_allocate_credentials( &conn->xcred );
- gnutls_init( &conn->session, GNUTLS_CLIENT );
- gnutls_set_default_priority( conn->session );
- gnutls_credentials_set( conn->session, GNUTLS_CRD_CERTIFICATE, conn->xcred );
-
- return( conn );
-}
-
-static gboolean ssl_handshake( gpointer data, gint source, b_input_condition cond );
-
-static gboolean ssl_connected( gpointer data, gint source, b_input_condition cond )
-{
- struct scd *conn = data;
-
- if( source == -1 )
- {
- conn->func( conn->data, NULL, cond );
-
- gnutls_deinit( conn->session );
- gnutls_certificate_free_credentials( conn->xcred );
-
- g_free( conn );
-
- return FALSE;
- }
-
- sock_make_nonblocking( conn->fd );
- gnutls_transport_set_ptr( conn->session, (gnutls_transport_ptr) conn->fd );
-
- return ssl_handshake( data, source, cond );
-}
-
-static gboolean ssl_handshake( gpointer data, gint source, b_input_condition cond )
-{
- struct scd *conn = data;
- int st;
-
- if( ( st = gnutls_handshake( conn->session ) ) < 0 )
- {
- if( st == GNUTLS_E_AGAIN || st == GNUTLS_E_INTERRUPTED )
- {
- conn->inpa = b_input_add( conn->fd, ssl_getdirection( conn ),
- ssl_handshake, data );
- }
- else
- {
- conn->func( conn->data, NULL, cond );
-
- gnutls_deinit( conn->session );
- gnutls_certificate_free_credentials( conn->xcred );
- closesocket( conn->fd );
-
- g_free( conn );
- }
- }
- else
- {
- /* For now we can't handle non-blocking perfectly everywhere... */
- sock_make_blocking( conn->fd );
-
- conn->established = TRUE;
- conn->func( conn->data, conn, cond );
- }
-
- return FALSE;
-}
-
-int ssl_read( void *conn, char *buf, int len )
-{
- int st;
-
- if( !((struct scd*)conn)->established )
- {
- ssl_errno = SSL_NOHANDSHAKE;
- return( -1 );
- }
-
- st = gnutls_record_recv( ((struct scd*)conn)->session, buf, len );
-
- ssl_errno = SSL_OK;
- if( st == GNUTLS_E_AGAIN || st == GNUTLS_E_INTERRUPTED )
- ssl_errno = SSL_AGAIN;
-
- return st;
-}
-
-int ssl_write( void *conn, const char *buf, int len )
-{
- int st;
-
- if( !((struct scd*)conn)->established )
- {
- ssl_errno = SSL_NOHANDSHAKE;
- return( -1 );
- }
-
- st = gnutls_record_send( ((struct scd*)conn)->session, buf, len );
-
- ssl_errno = SSL_OK;
- if( st == GNUTLS_E_AGAIN || st == GNUTLS_E_INTERRUPTED )
- ssl_errno = SSL_AGAIN;
-
- return st;
-}
-
-void ssl_disconnect( void *conn_ )
-{
- struct scd *conn = conn_;
-
- if( conn->inpa != -1 )
- b_event_remove( conn->inpa );
-
- if( conn->established )
- gnutls_bye( conn->session, GNUTLS_SHUT_WR );
-
- closesocket( conn->fd );
-
- gnutls_deinit( conn->session );
- gnutls_certificate_free_credentials( conn->xcred );
- g_free( conn );
-}
-
-int ssl_getfd( void *conn )
-{
- return( ((struct scd*)conn)->fd );
-}
-
-b_input_condition ssl_getdirection( void *conn )
-{
- return( gnutls_record_get_direction( ((struct scd*)conn)->session ) ?
- GAIM_INPUT_WRITE : GAIM_INPUT_READ );
-}